122 THE ALUMNI JOURNAL 



4. Give a brief outline of the process employed in the manufacture 



of salicylate of mercury. 



5. State what changes take place when the following are brought 



together: (a) Fluidextract of Buchu and Camphor Water; 

 (b) Monsel's Solution and Borax; (c) Aromatic Syrup of 

 Rhubarb and Syrup of Squill. 



6. Give three ways in which a pharmaceutical incompatibility may be 



lessened or avoided. 



7. How much Stearic Acid and how much Monohydrated Sodium 



Carbonate are required to make one commercial pound of 

 Sodium Stearate? Give answer in grains. Mol. Wts. Stearic 

 Acid=282.i4; Monohydrated Sodium Carbonate=i23.i9; 

 Sodium Stearate^3O4.02. 



8. State for what purpose each of the following is employed in the 



official assay process for Opium: (a) Ammonia Water; (b) 

 Alcohol; (c) Ether; (d) Lime Water. 



9. Explain why ammonia water must be used in the preparation of 



aromatic spirit of ammonia. 



10. Name two incompatibles of each of the following classes of 



galenical preparations: (a) Emulsions; (b) Spirits; (c) 

 Medicated Waters; (d) Syrups. 



11. What change takes place in the case of pills of phosphorus if 



they are improperly coated? 



12. Why does solution of ferric chloride contain a small quantity of 



free hydrochloric acid ? 



13. What portion of the official ammonium carbonate should be used 



for dispensing purposes? 



14. How is Ferric Hydroxide with Magnesium Oxide, U. S. P., pre- 



pared? What is its common name? 



15. Criticise the following prescriptions: 



(a) (c) 



5 ^ .. 



Quinine Sulph gr. x Acetylsalicy. Acid gr. xii 



Sodium Citrate gr. xx Tr. Ferri Clilor 5 ii 



Sodium Bicarb 5 i Potassium Iodide gr. x 



Water 5 " Water $ ii 



Mix. Mix. 



Sign. 5i every hour. Sign, as directed. 



